Before 30 years old, follow some body. Join small company where you learn a lot of things at the same time, you learn dream, you learn a passion. In big company you are a small part of a big machine where you will learn only process.

30-40 years old, work for yourself

40-50 years old - do what you good at

50-60 years old - work for the young people, motivate them, invest on them